Allmand Brothers TLB6235 Tractor - Manual (Page 34)

34
STEERING (continued)
PROBLEM POSSIBLE CAUSE CORRECTION
FREE WHEELING--
STEERING
WHEEL TURNS
WITH SLIGHT
RESISTANCE BUT
RESULTS IN
LITTLE OR NOT
STEERED WHEEL
ACTION
Cylinder piston seal blown
out
Determine the cause.
Correct the cause and
replace the blown seal
EXCESSIVE FREE
PLAY AT
STEERING
WHEEL
Loose steering wwheel
nut. Steering column shaft
worn or damaged. Ther
should be very little play in
the unit itself
Repair or replace
steering wheel
connection or column
Broken or worn linkage
between cylinder and
steered wheels
Check anchor points in
steering linkage
between cylinder and
steered wheels
Leaking cylinder seals Replace cylinder seals
Large particles in meter
section
Clean the unit
Insufficient hydraulic
power
Check hydraulic power
supply
Severe wear and/or broken
pin
Replace the unit
*Thermal shock Replace the unit
STEERING
WHEEL
OSCILLATES OR
TURNS BY ITSELF
Parts assembled wrong.
Steering unit improperly
timed
Correct timing
STEERED
WHEELS TURN IN
WRONG
DIRECTION WHEN
OPERATOR
ACTIVATES
STEERING
WHEEL
Lines connected to wrong
steering cylinder ports
Reconnect lines
correctly
ENGINE SOUNDS
LIKE IT IS UNDER
LOAD BUT FREES
WHEN STEERING
WHEEL IS
TURNED
O-rings in the load sense
relief cartridge are worn or
missing
Replace o-rings
EXCESSIVE FREE
PLAY AT
STEERED WHEEL
STEERING UNIT
LOCKS UP